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AISI O2 Steel — Specifications & Listings

AISIOil hardening cold work tool steel

Forms: Round Bar Category: Tool Steel
Grade Details
GradeAISI O2
StandardAISI
DescriptionOil hardening cold work tool steel
ApplicationsTaps, drills, reamers, punches, gauges
Equivalent / Similar Grades
Grade Standard Region
90MnCrV8 DIN Germany
BO2 BS UK
SKS95 JIS Japan
Chemical Composition (%)
C Mn Cr Si
0.85–0.95 1.40–1.80 ≤0.30 ≤0.30
Mechanical Properties
Hardness HRC (hardened) 57–62
Hardness HB (annealed) ≤217
Wear Resistance Good
Typical Available Sizes
Round Bar 8mm–150mm dia
Flat Bar 10×5mm–150×30mm
Sizes are indicative. Contact seller for exact availability.

Active AISI O2 Listings on M-EX

AISI O2 Round Bar
0.800 MT
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AISI O2 Round Bar
2.800 MT
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AISI O2 Round Bar
0.800 MT
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AISI O2 Round Bar
2.800 MT
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AISI O2 Round Bar
0.600 MT
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AISI O2 Round Bar
1.900 MT
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